CN2692355Y - Motor vehicle exhaust purification noise suppresor - Google Patents
Motor vehicle exhaust purification noise suppresor Download PDFInfo
- Publication number
- CN2692355Y CN2692355Y CNU2004200204161U CN200420020416U CN2692355Y CN 2692355 Y CN2692355 Y CN 2692355Y CN U2004200204161 U CNU2004200204161 U CN U2004200204161U CN 200420020416 U CN200420020416 U CN 200420020416U CN 2692355 Y CN2692355 Y CN 2692355Y
- Authority
- CN
- China
- Prior art keywords
- vehicle exhaust
- exhaust gas
- housing
- silencing apparatus
- outlet pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Exhaust Gas After Treatment (AREA)
- Exhaust Silencers (AREA)
Abstract
The utility model relates to a motor vehicle exhaust purification noise suppressor, comprising a shell body. One end of the shell body is provided with an air inlet pipe, and the other end of the shell body is provided with an air outlet pipe. A front closing cap is arranged on one end of the air inlet pipe of the shell body, and a back closing cap is arranged on the other end of the air outlet pipe of the shell body. The utility model also comprises an inner cylinder, a cyclone, a catalysis heat conducting device and a front back-flap air absorption inlet. The inner cylinder is arranged in the interior of the shell body, one end of the inner cylinder is sealed and fixed with the air inlet pipe, and the other end of the inner cylinder is a cyclone air outlet and is connected with the air outlet pipe. The cyclone is arranged in the interior of the inner cylinder and fixed by a holdfast. The catalysis heat conducting device is provided between the shell body and the inner cylinder. The front back-flap air absorption inlet is arranged on the front closing cap. The motor vehicle exhaust purification noise suppressor is utilized, which causes the harmful gas of the motor vehicle combustion engine to reach the complete combustion in the discharge process and furthest cuts down the pollution of the motor vehicle combustion engine waste gas exhaust on the environment. The utility model has novel design, reasonable structure, convenient installation and use and simple operation.
Description
Technical field
The utility model relates to the automobile exhausting device, particularly a kind of exhaust purging muffler of internal combustion engine of motor vehicle.
Background technique
Existing motor-vehicle tail-gas Exhaust gas purifying device has three-way catalyst ceramic honeycomb body, diesel engine chemistry fiber filter catcher etc.The delivery temperature of ceramic honeycomb body purification plant just plays conversion reaction to harmful gas when being higher than 700 ℃, but when " honeycomb " stopped up by particulate matter, then to no effect.The chemical fibre filter traps is to not reduction effect of harmful gas.Above-mentioned two kinds of apparatus structure complexity involve great expense, and trouble is installed, and internal-combustion engine back pressure height, and working life is shorter.
Summary of the invention
Task of the present utility model provides a kind of improved purifying vehicle exhaust gas silencing apparatus, it has solved, and above-mentioned purification plant purifying effect is poor, complex structure, involve great expense, problem that working life is short.
The technical solution of the utility model is as follows:
A kind of purifying vehicle exhaust gas silencing apparatus, it comprises housing, suction tude in the arrangement of housing one end, steam outlet pipe in the arrangement of the housing the other end, preceding capping in the housing one end installing that is positioned at suction tude, and at the rear seal-cover of the housing the other end installing that is positioned at steam outlet pipe, it also is included in a wherein end and the suction tude sealing and fixing that enclosure interior is settled, the other end is eddy flow air outlet and the inner core that is connected with steam outlet pipe, the inner core positioned inside and by the fixing cyclone separator of support, the catalysis heat-transfer device of between housing and inner core, installing, and the preceding venetian blind air suction inlet that in preceding capping, is provided with.
Use purifying vehicle exhaust gas silencing apparatus of the present utility model, can make the internal combustion engine of motor vehicle harmful gas in discharge process, reach perfect combustion, farthest reduce the pollution of internal combustion engine of motor vehicle toxic emission environment.
The utility model modern design, rational in infrastructure, easy to install, easy and simple to handle, be applicable to the internal combustion engine of motor vehicle of various models.
Description of drawings
Fig. 1 is the structural representation of a kind of purifying vehicle exhaust gas silencing apparatus of the present utility model.
Fig. 2 is that A among Fig. 1 is to sectional drawing.
Fig. 3 is the B-B view among Fig. 1.
Embodiment
Referring to Fig. 1 to Fig. 3, a kind of purifying vehicle exhaust gas silencing apparatus of the present utility model is equipped with housing 1, settles suction tude 2 at housing 1 one ends, settles steam outlet pipe 3 at housing 1 the other end, and suction tude 2 is connected with the internal combustion engine of motor vehicle discharge pipe.
Capping 4 before the housing 1 one ends installing that is positioned at suction tude 2, housing 1 the other end installing rear seal-cover 5 that is being positioned at steam outlet pipe 3.Venetian blind air suction inlet before being provided with in preceding capping 4 is provided with back venetian blind secondary air suction port on rear seal-cover 5.Can install air inlet control baffle plate 12 at preceding venetian blind air suction inlet place and venetian blind secondary air suction port place, back.
In housing 1 inside inner core 6 is set, inner core 6 one ends and suction tude 2 sealing and fixing, inner core 6 the other ends are provided with eddy flow air outlet 7 and are connected with steam outlet pipe 3.The inner of eddy flow air outlet 7 be equipped with the back in capping 8, the outer end of eddy flow air outlet 7 is connected with steam outlet pipe 3, and a taper flow-guiding mouth 9 is arranged in this joint, just steam outlet pipe 3 with 7 joints, inner core eddy flow air outlet are taper flow-guiding mouths 9.
In inner core 6 inside cyclone separator 10 is housed, cyclone separator 10 is fixed in inner core 6 edges by support 11, is provided with eddy flow gas aisle space at cyclone separator 10 peripheries.It is conical that cyclone separator 10 is, and has spiral helicine eddy flow track structure (as shown in Figure 2).Capping 14 in before the outer end of cyclone separator 10 is to be equipped with between inner core 6 edges and the suction tude 2.
The catalysis heat-transfer device is installed between housing 1 and inner core 6.As shown in Figure 3, the catalysis heat-transfer device can be a kind of catalysis heat conduction circle 13 that is concavo-convex corrugation ring-type, is fixedly mounted on inner core 6 outer rings.This catalysis heat conduction circle 13 is to be made by aluminium rare earth alloys and cadmium bronze material.
During the utility model work, enter suction tude by internal combustion engine of motor vehicle discharged waste gas, enter inner core through cyclone separator, produce negative pressure between housing and the inner core, this moment, fresh air sucked from the preceding venetian blind air suction inlet that is positioned in the preceding capping, be directed to the taper flow-guiding mouth that is connected with the eddy flow air outlet through catalysis heat conduction circle, fresh air converges mutually with eddy flow tail gas, play redox reaction, also have air to suck simultaneously from the back venetian blind secondary air suction port that is positioned on the rear seal-cover, mixed gas and airborne oxygen are reacted once more, discharge from steam outlet pipe until clean gas.
Claims (7)
1. purifying vehicle exhaust gas silencing apparatus, it comprises housing, suction tude in the arrangement of housing one end, steam outlet pipe in the arrangement of the housing the other end, preceding capping in the housing one end installing that is positioned at suction tude, and at the rear seal-cover of the housing the other end installing that is positioned at steam outlet pipe, it is characterized in that, it also is included in a wherein end and the suction tude sealing and fixing that enclosure interior is settled, the other end is eddy flow air outlet and the inner core that is connected with steam outlet pipe, the inner core positioned inside and by the fixing cyclone separator of support, the catalysis heat-transfer device of between housing and inner core, installing, and the preceding venetian blind air suction inlet that in preceding capping, is provided with.
2. purifying vehicle exhaust gas silencing apparatus according to claim 1 is characterized in that, described rear seal-cover is provided with back venetian blind secondary air suction port.
3. purifying vehicle exhaust gas silencing apparatus according to claim 1 and 2 is characterized in that, air inlet control baffle plate is equipped with at described venetian blind air suction inlet place.
4. purifying vehicle exhaust gas silencing apparatus according to claim 1 is characterized in that, described steam outlet pipe with joint, inner core eddy flow air outlet be a taper flow-guiding mouth.
5. purifying vehicle exhaust gas silencing apparatus according to claim 1 is characterized in that, described catalysis heat-transfer device is one to be the catalysis heat conduction circle of concavo-convex corrugation ring-type, is fixedly mounted on the inner core outer ring.
6. purifying vehicle exhaust gas silencing apparatus according to claim 5 is characterized in that, described catalysis heat conduction circle is made by aluminium rare earth alloys and cadmium bronze material.
7. purifying vehicle exhaust gas silencing apparatus according to claim 1 is characterized in that, it is conical that described cyclone separator is, and has spiral helicine eddy flow track structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200204161U CN2692355Y (en) | 2004-02-25 | 2004-02-25 | Motor vehicle exhaust purification noise suppresor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200204161U CN2692355Y (en) | 2004-02-25 | 2004-02-25 | Motor vehicle exhaust purification noise suppresor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2692355Y true CN2692355Y (en) | 2005-04-13 |
Family
ID=34769714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004200204161U Expired - Lifetime CN2692355Y (en) | 2004-02-25 | 2004-02-25 | Motor vehicle exhaust purification noise suppresor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2692355Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100379953C (en) * | 2004-02-25 | 2008-04-09 | 王宝根 | Muffler of motor vehicle for exhaust gas purification |
-
2004
- 2004-02-25 CN CNU2004200204161U patent/CN2692355Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100379953C (en) * | 2004-02-25 | 2008-04-09 | 王宝根 | Muffler of motor vehicle for exhaust gas purification |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20080409 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |